from typing import ClassVar from .base import OptimizerBase __all__ = ["Optipng"] class Optipng(OptimizerBase): """https://optipng.sourceforge.net/""" library_name: ClassVar[str] = "optipng" image_format: ClassVar[str] = "png" @classmethod def get_command_arguments(cls, file_path: str) -> list[str]: return [ "-quiet", "-o2", # optimization level 2 (out of 7) "-i0", # non-interlaced, progressive scanned image file_path, # the file ]